You may spend mana as though it were mana of any color to activate abilities of creatures you control. Creatures you control with +1/+1 counters on them have all activated abilities of all creature cards exiled with Agatha's Soul Cauldron. {T}: Exile target card from a graveyard. When a creature card is exiled this way, put a +1/+1 counter on target creature you control.

Equipped creature gets +3/+2. Whenever a legendary creature you control enters, you may attach this Equipment to it. Equip {4} ({4}: Attach to target creature you control. Equip only as a sorcery.)

Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell.) Trample When this creature enters, if it was bargained, it fights up to one target creature you don't control. (Each deals damage equal to its power to the other.)

Scorching Ray — {8}: This creature deals 4 damage to each opponent.

{3}{R}: Gain control of target creature an opponent controls until end of turn. Untap that creature. It gains haste until end of turn. Activate only as a sorcery.

Whenever a creature an opponent controls attacks one of your opponents, double its power until end of turn. {X}{X}{R}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) When this creature becomes monstrous, goad up to X target creatures your opponents control.

First strike (This creature deals combat damage before creatures without first strike.) Reach (This creature can block creatures with flying.) At the beginning of combat on your turn, put X +1/+1 counters on another target creature you control, where X is Halana and Alena's power. That creature gains haste until end of turn.

Menace Equipped creature gets +2/+2 and has menace. Whenever this creature or equipped creature deals combat damage to a player, goad each creature that player controls. Reconfigure {4} ({4}: Attach to target creature you control; or unattach from a creature. Reconfigure only as a sorcery. While attached, this isn't a creature.)

{X}, {T}: Untap X target lands.

{X}{X}{G}: Monstrosity X. (If this creature isn't monstrous, put X +1/+1 counters on it and it becomes monstrous.) When Polukranos becomes monstrous, it deals X damage divided as you choose among any number of target creatures your opponents control. Each of those creatures deals damage equal to its power to Polukranos.

{2}: Target creature gains trample until end of turn. If this is the third time this ability has resolved this turn, you may add {R}{R}{R}{R}{R}{R}{R}{R}.

{3}, {T}: Create a colorless snow artifact token named Icy Manalith with "{T}: Add one mana of any color." {6}{R}{G}, {T}: Look at the top four cards of your library. You may cast a spell from among them without paying its mana cost. Put the rest on the bottom of your library in a random order.

{8}: This creature deals 3 damage to any target.

Commander creatures you own have base power and toughness 10/10 and are Giants in addition to their other types.