The original Amonkhet gods also have conditions under which they can attack or block
Chaotic Order GX forces all of their trainer's Prize cards to be flipped face-up and can let them take 2 of these valued treasures
1/1 Nightmare creature with "At the beginning of combat on your turn, if a card was put in exile this turn, put a +1/+1 counter in this creature." for Ashiok, Wicked Manipulator
Other players can choose the Battle as a target for any number of their attacking creatures, whilst the protector player may choose to defend it by blocking
Marina Vendrell is a 5-color commander that allows you to look at the top seven cards and put all enchantments in your hand, so thats a nice card advantage engine
Its a good card, no doubt, but six mana to choose two abilities (two of which just make two 2/2s or put two +1/+1 counters on something) just feels bad