As an additional cost to cast this spell, sacrifice a creature. Search your library for a card with the same name as target nontoken creature, put that card onto the battlefield, then shuffle.

When this enchantment enters, you may exile target nonland permanent not named Detention Sphere and all other permanents with the same name as that permanent. When this enchantment leaves the battlefield, return the exiled cards to the battlefield under their owner's control.

You may have this creature enter as a copy of any creature on the battlefield, except it has "{U}{B}, {T}: Destroy target creature with the same name as this creature."

Destroy target nonland permanent and all other permanents with the same name as that permanent.

Search your library for a permanent card with the same name as target nontoken creature, put that card onto the battlefield, then shuffle.

Target creature and all other creatures with the same name as that creature get -3/-3 until end of turn.

{1}, {T}, Sacrifice a creature: You gain 4 life. {1}, {T}, Sacrifice a creature named Festering Newt: Each opponent loses 4 life. You gain life equal to the life lost this way.

Return target nonland permanent and all other permanents with the same name as that permanent to their owners' hands.

Reveal a card in your hand, then put that card onto the battlefield if it has the same name as a permanent.

Whenever a green nontoken creature dies, that creature's controller may search their library for a card with the same name as that creature, put it onto the battlefield, then shuffle.