Nicol Bolas, Planeswalker [Mythic Edition] Born of the Gods you may add an amount

you may add an amount of {C} equal to the number of creatures you control that share a creature type with it

This effect reduces only the amount of colored mana you pay

their bones now keen

Set: Amonkhet Type: Legendary Artifact Rarity: Rare Cost: {2} At the beginning of your end step

Set: Beta Edition Type: Instant Rarity: Common Cost: {1}{R} Destroy target artifact

Nicol Bolas, Planeswalker [Mythic Edition] Born of the Gods you may add an amountSet: Mythic Edition Type: Legendary Planeswalker Bolas Rarity: Mythic Cost: {4}{U}{B}{B}{R} +3: Destroy target noncreature permanent. 2: Gain control of target creature. 9: Nicol Bolas, Planeswalker deals 7 damage to target player or planeswalker. That player or that planeswalker's controller discards seven cards, then sacrifices seven permanents.