White Sun's Twilight

Crépuscule de Blancsoleil (White Sun's Twilight) (fr)

Sorcery (CMC 2)
You gain X life. Create X 1/1 colorless Phyrexian Mite artifact creature tokens with toxic 1 and "This creature can't block." If X is 5 or more, destroy all other creatures. (Players dealt combat damage by a creature with toxic 1 also get a poison counter.)