Gideon, Ally of Zendikar [San Diego Comic-Con 2016] Beast sacrifice it unless you exile

sacrifice it unless you exile another Merfolk you control

Discard down to your maximum hand size

" —Lodus of the Ethersworn

When the ground is saturated with mana

Set: Modern Masters 2015 Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft — {T}: Add one mana of any color

Gideon, Ally of Zendikar [San Diego Comic-Con 2016] Beast sacrifice it unless you exileSet: San Diego Comic Con 2016 Type: Legendary Planeswalker Gideon Rarity: Mythic Cost: {2}{W}{W} +1: Until end of turn, Gideon, Ally of Zendikar becomes a 5 5 Human Soldier Ally creature with indestructible that's still a planeswalker. Prevent all damage that would be dealt to him this turn. 0: Create a 2 2 white Knight Ally creature token. 4: You get an emblem with "Creatures you control get +1 +1."