Sure your consistency is a little off, but this is to decide whether or not certain cards contribute the way you want them to when you do see them
Parallel Lives (MAR) $25.50 Parallel Lives is a green Commander staple, considering that EDH players love junky artifact tokens and doubling tokens, myself included
Only an Assassin needs to deal combat damage to be able to cast for the two black mana freerunning cost, meaning Ezio can sit back on the battlefield to keep himself safe in combat while still taking advantage of his passive ability
The other three cards offer a typical blue mix of draw, surveil, and scry
There aren't too many white or red Assassins, and most of them are in Universe's Beyond: Assassin's Creed
Clearly a reanimation target, this black creature is particularly annoying to get rid of and can provide a bunch of card advantage, too