Xantcha, Sleeper Agent (Foil Etched) [Commander Masters] Salamander Warrior you may pay its squad

you may pay its squad cost any number of times

Set: Ultimate Masters Type: Legendary Creature — Eldrazi Rarity: Mythic Cost: {15} This spell can't be countered

1x Primal Vigor as “Bast’s Blessing”

it enters with three additional +1/+1 counter on it

Xantcha, Sleeper Agent (Foil Etched) [Commander Masters] Salamander Warrior you may pay its squadSet: Commander Masters Type: Legendary Creature Minion Rarity: Rare Cost: {1}{B}{R} As Xantcha, Sleeper Agent enters the battlefield, an opponent of your choice gains control of it. Xantcha attacks each combat if able and can't attack its owner or planeswalkers its owner controls. 3: Xantcha's controller loses 2 life and you draw a card. Any player may activate this ability.