mtg whenever you cast a spell draw a card Ral, Crackling Wit (PBLB) #230s All cards will be carefully packed for safe transit Rules Text: Whenever an opponent

At the end of the turn, the creature is exiled

While this may be limited by the amount of mana you have, cards like Hooting Mandrills or Tolarian Terror can be played for a single mana in the right conditions, maximizing this powerful Bant commanders potential

These are one-time effects that WotC opts for when they want permanent cards that have more than one option

You have to be pretty sure you can make those extra mana at the top of the curve, that or you have a selection of effective cheat in mechanisms

Commander also heavily favors multicolor identities, since the formats deck-building rules are organized around color identity