Last Salvation

Last Salvation is a fantasy action RPG built in Unreal Engine 5, featuring hybrid on-chain mechanics powered by the Aptos blockchain. Set on a cursed island once ruled by humans and now overrun by undead forces, players command powerful orcs and elves engaged in brutal territorial warfare. Drawing inspiration from legendary titles like God of War, Dark Souls, The Witcher, and Black Myth: Wukong, the game delivers intense real-time combat, deep character progression systems, and both PvE campaign adventures and competitive PvP battles. The core philosophy prioritizes gameplay first, with blockchain enhancement - core stats and abilities are earned through traditional gameplay for fair competition, while advanced abilities, cosmetics, and tradable skills exist as on-chain NFT assets. Aptos's high-performance infrastructure enables seamless real-time blockchain integration for ability activations, loot distribution, and marketplace transactions, all while maintaining competitive integrity and accessibility for both traditional gamers and crypto enthusiasts.

Technologies Used

Unreal Engine 5C++Aptos BlockchainMovePostgreSQLNode.jsLyra FrameworkGASMotion MatchingEOSPerforceGitLab

Game Info

MVP

Genre: Action RPG, Blockchain Gaming

April 2024 - May 2025

Team Size: 5

Role: Lead Gameplay Programmer

Engine: Unreal Engine 5

Platforms

Gallery

youtube

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Official trailer showcasing the fantasy ARPG gameplay and blockchain integration

Gameplay

Core Mechanics

Real-time Combat

Character Progression

NFT Skill Trading

Blockchain Transactions

Guild Systems

Strategic Customization

Game Modes

PvE Campaign

Competitive PvP

Guild Wars

Ranked Matches

Difficulty

Adaptive

Key Features

Fantasy ARPG with real-time combat inspired by God of War and Dark Souls

Hybrid on-chain mechanics with gameplay-first philosophy on Aptos blockchain

Core progression through traditional gameplay, advanced features as NFT assets

Competitive PvP and PvE campaign modes on a cursed undead-overrun island

Dynamic skill NFT system for trading, collecting, and strategic customization

Seamless blockchain integration with Aptos' fast finality and low transaction fees

Community-driven economies with tokenized cosmetics and evolving guild systems

Accessible design welcoming both Web2 gamers and crypto enthusiasts

High-frequency on-chain transactions for ability activations and loot drops

Motion matching technology for fluid character movement and combat animations

Technical Challenges

Technical Challenge 1

Problem:

Integrating Aptos blockchain with real-time game mechanics without performance impact

Solution:

Started with SDK then transitioned to optimized API calls for better performance and cost management

Result:

Seamless blockchain integration that maintains 60+ FPS gameplay

Technical Challenge 2

Problem:

Building GAS and EOS multiplayer systems from scratch was resource-intensive

Solution:

Migrated to Lyra Framework for better project management and development efficiency

Result:

Robust multiplayer infrastructure with improved development velocity

Technical Challenge 3

Problem:

Managing complex pipeline from 3D assets to blockchain backend

Solution:

Implemented comprehensive version control with Perforce and GitLab, plus API orchestration

Result:

Streamlined development pipeline handling 3D, networking, and blockchain systems

Design Challenges

Design Challenge 1

Problem:

Balancing gameplay-first philosophy with meaningful blockchain integration

Solution:

Core abilities earned through gameplay for fair competition, advanced features as optional NFT assets

Result:

Accessible to all players while rewarding blockchain engagement

Design Challenge 2

Problem:

Creating competitive integrity in a blockchain-enhanced game

Solution:

Traditional progression for core stats, NFT system for advanced customization

Result:

Fair competitive gameplay with optional blockchain enhancements

Results Achieved

Successfully launched ARPG MVP with integrated Aptos blockchain mechanics

Achieved 3000+ NFT mints through community engagement

Received official recognition and grant support from Aptos ecosystem

Built 10K+ Twitter following through community-focused approach

Established multiple cross-ecosystem collaborations for expansion

Created sustainable hybrid economy balancing gameplay and blockchain value

Demonstrated seamless real-time blockchain integration in action RPG

Developed community-driven tokenized cosmetic and mint pass systems

What I Learned

ARPG combat system design and real-time multiplayer implementation

Hybrid blockchain integration maintaining gameplay-first philosophy

Aptos ecosystem development with Move smart contracts and fast finality

NFT system design for tradable skills and cosmetic customization

Community-driven economy development with tokenized incentives

Cross-ecosystem collaboration and grant acquisition strategies

Motion matching implementation for fluid character animations

High-frequency blockchain transaction optimization for gaming

Development Journey

Foundation Phase: Blockchain research and Aptos SDK integration (April 2024)

Core Development: 3D assets, GAS implementation, and multiplayer setup

Blockchain Integration: Move smart contracts and wallet connectivity

Backend Development: Node.js API, PostgreSQL database, and matchmaking system

MVP Completion: Full pipeline integration and testing (May 2025)

Community Launch: NFT minting, marketplace deployment, and marketing campaigns

Ecosystem Growth: Collaborations, grant applications, and community expansion