mtg commander deck calculator Mana MTG Mana Curve Calculator :

Since theyre created tokens and not copies of another card, they have a mana value of 0 and can be removed immediately by cards like Ratchet Bomb

Hes also just a very cheap way to generate 4/4 creature tokens which you can keep alive more easily if you just dont distribute any bounty counters

The card they don't want you to draw is exiled with a counter and next turn you can -1 to draw the exiled card instead if you prefer, and that's good card flow over time and another colorless source of card draw

If a creature you control being dealt damage causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time