Prism Array | Enchantment | | Converge — Prism Array enters the battlefield with a crystal counter on it for each color of mana spent to cast it.
Remove a crystal counter from Prism Array: Tap target creature.
{W}{U}{B}{R}{G}: Scry 3. (Look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.) | Philip Straub
Tajuru Warcaller | Creature | Elf Warrior Ally | Rally — Whenever Tajuru Warcaller or another Ally enters the battlefield under your control, creatures you control get +2/+2 until end of turn. | Anastasia Ovchinnikova
Territorial Baloth | Creature | Beast | Landfall — Whenever a land enters the battlefield under your control, Territorial Baloth gets +2/+2 until end of turn. | Matt Stewart
Bring to Light | Sorcery | | Converge — Search your library for a creature, instant, or sorcery card with mana value less than or equal to the number of colors of mana spent to cast this spell, exile that card, then shuffle. You may cast that card without paying its mana cost. | Jonas De Ro
Brood Butcher | Creature | Eldrazi Drone | Devoid (This card has no color.)
When Brood Butcher enters the battlefield, create a 1/1 colorless Eldrazi Scion creature token. It has "Sacrifice this creature: Add {C}."
{B}{G}, Sacrifice a creature: Target creature gets -2/-2 until end of turn. | Daarken