Chromatic Sphere [Mirrodin] SV87 the winner chooses one of

the winner chooses one of the cards they put onto the battlefield as the subgame began and puts it onto the battlefield rather than shuffling it into their library

You have ten seconds to name something from the chosen category that starts with the same letter as the milled card

Set: Zendikar Rising Type: Creature — Insect Rarity: Uncommon Cost: {4}{G} At the beginning of your end step

Set: The Brothers' War Promos Type: Creature — Creature — Elf Warlock Rarity: Rare Cost: {3}{B}{G} T: Add X mana of any one color

Set: The Brothers' War Promos Type: Artifact — Artifact Rarity: Mythic Cost: {9} When Portal to Phyrexia enters the battlefield

Chromatic Sphere [Mirrodin] SV87 the winner chooses one ofSet: Mirrodin Type: Artifact Rarity: Common Cost: {1} {1}, {T}, Sacrifice Chromatic Sphere: Add one mana of any color. Draw a card. "As expected, this sphere's design reflects the colors of the four moons . . . plus another?" Pontifex, elder researcher