Krado Aurex

Krado Aurex can block any number of creatures.
When Krado Aurex attacks with 1 or more creatures, roll a d20
1 | Sacrifice Krado Aurex
2-14 | Krado Aurex gets +2/+2 until end of turn
15-19 | Krado Aurex gets +3/+3 until end of turn
20 | Krado Aurex gets +4/+4 and deathtouch
until end of turn