mtg whenever you target a creature draw a card Toothy, Imaginary Friend [Battlebond Prerelease Promos] each opponent loses 2 life and you gain 2 life Untapped Synergies For Tapping Creatures

The Gitrog Monster is a perfect choice to illustrate that perfectly

You can also pay a blue and three colorless to bounce it back to your hand, dodging removal spells, or to be used as a repeatable blocker

Deceptive Frostkite

The most impactful card is probably Exterminio, which would translate literally to Extermination but probably references to Overkill, the mechanic from Final Fantasy X, . Exterminio is a black instant removal spell with an interesting twist: setting a creature's health to -9999 plays around indestructible

The precon is made for Cloud, but Tifas a pretty strong card here

Wall of Blood Wall of Blood whittles your life total to 1 if you wish