Whenever you cast a spell, if it's the first instant spell, the first sorcery spell, or the first Otter spell other than Alania you've cast this turn, you may have target opponent draw a card. If you do, copy that spell. You may choose new targets for the copy.

This spell costs {2} less to cast for each different mana value among instant and sorcery cards in your graveyard. Flying, prowess Whenever you cast your second spell each turn, create a 4/4 red Dragon Elemental creature token with flying and prowess.

Indestructible As long as your devotion to blue and red is less than seven, Keranos isn't a creature. Reveal the first card you draw on each of your turns. Whenever you reveal a land card this way, draw a card. Whenever you reveal a nonland card this way, Keranos deals 3 damage to any target.

Flying, haste Whenever an opponent casts their second spell each turn, draw a card. Partner (You can have two commanders if both have partner.)

Flying Whenever you cast your second spell each turn, put a +1/+1 counter on Kraum and draw a card.

Whenever you cast a noncreature spell, target creature gets +X/+0 until end of turn, where X is that spell's mana value. Choose a Background (You can have a Background as a second commander.)

Flying Unearthly Power — Instant and sorcery spells you cast cost {1} less to cast for each creature token you control. Blade of Magnus — Whenever Magnus the Red deals combat damage to a player, create a 3/3 red Spawn creature token.

Play with the top card of your library revealed. You may cast instant and sorcery spells from the top of your library. Whenever you cast an instant or sorcery spell from your library, copy it. You may choose new targets for the copy.

Whenever you cast an instant or sorcery spell with mana value greater than the number of experience counters you have, you get an experience counter. Instant and sorcery spells you cast cost {1} less to cast for each experience counter you have.

You may cast sorcery spells as though they had flash. Whenever Najal attacks, you may pay {2}. If you do, when you next cast an instant or sorcery spell this turn, copy it. You may choose new targets for the copy.

This spell can't be countered. Flying Whenever you draw a card, Niv-Mizzet deals 1 damage to any target. Whenever a player casts an instant or sorcery spell, you draw a card.

Flying You have no maximum hand size. Whenever a source you control deals noncombat damage to an opponent, you draw that many cards.