Super Roboy

Super Roboy is a metroidvania that incorporates a level-up system, key upgrades, special skills, explosives, a lot of weapon upgrades and more planned features such as NPC drone allies and shields.
It also incorporates Contra-like elements, like secondary weapons and temporary powerups.
The game offers access to almost all of the game’s areas early on in the game - including the final boss area - inviting the player to explore and discover.