Deathsmiles I・II

Deathsmiles I・II is a compilation of three side-scrolling shoot 'em up titles from the Deathsmiles franchise: the original Deathsmiles, its upgraded version Deathsmiles Mega Black Label, and the sequel Deathsmiles IIX Merry Christmas in Hell. Each included game contains multiple modes previously found in console releases.

The compilation provides a comprehensive training mode with customizable settings for stage and player unit configurations, catering to both new and experienced players. Online leaderboards track high scores for every mode across all three titles, encouraging competitive play.