Teferi's Protection [Strixhaven: School of Mages Mystical Archive]

Teferi's Protection [Strixhaven: School of Mages Mystical Archive]Set: Strixhaven: School of Mages Mystical Archive Type: Instant Rarity: Mythic Cost: {2}{W} Until your next turn, your life total can't change and you gain protection from everything. All permanents you control phase out. (While they're phased out, they're treated as though they don't exist. They phase in before you untap during your untap step.) Exile Teferi's Protection.

and always attacks its controller

Set: Legends Type: Creature — Fungus Demon Rarity: Rare Cost: {5}{B}{B} When Mold Demon enters the battlefield

exchange life totals with that player

improving their deck or scoring points

For a more complicated concept

Our mission must succeed

Your basic income

Set: From the Vault: Relics Type: Artifact Creature — Golem Rarity: Mythic Cost: {8} When Sundering Titan enters or leaves the battlefield

Set: Commander 2014 Type: Land Rarity: Rare Emeria

Set: Judge Gift Cards 2019 Type: Legendary Creature — Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} All Sliver creatures get +1/+1 for each other Sliver on the battlefield

The core deck contains 500 cards

(They can't be blocked except by artifact creatures and/or black creatures