Kat, the Mite Princess

Whenever Kat, the Mite Princess enters the battlefield, create two 1/1 colorless Phyrexian
Mite artifact creature tokens with toxic 1 and
"This creature can't block."
Whenever a creature you control dies, put an oil counter on Kat, the Mite Princess.
{t}, Remove two oil counters from Kat, the Mite Princess: create a 1/1 colorless Phyrexian Mite
artifact creature tokens with toxic 1 and "This creature can't block."