Grixis Slavedriver [Modern Masters 2017] SPA Gigante tajamultitudes Add one mana of that

Add one mana of that color for each charge counter on Astral Cornucopia

{1}{W}: Put a +1/+1 counter on enchanted creature

Set: Khans of Tarkir Type: Creature — Wall Common Cost: {1}{G} Defender {1}{B}

Set: Eternal Masters Type: Enchantment — Aura Rarity: Common Cost: {2}{R} Enchant creature

Primal Amulet

Grixis Slavedriver [Modern Masters 2017] SPA Gigante tajamultitudes Add one mana of thatSet: Modern Masters 2017 Type: Creature Zombie Giant Common Cost: {5}{B} When Grixis Slavedriver leaves the battlefield, create a 2 2 black Zombie creature token. Unearth {3}{B} ({3}{B}: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)