Ebony Blade

When Ebony Blade enters the battlefield, create two
1/1 Human creature tokens.
On your turn while equipped, you may sacrifice up
to 2 creatures. Gain stacking effects for every 2
creatures sacrificed this way, up to 10.
2 - +2/+2 and Lifelink
4 - +2/+2 and Vigilance
6 - +2/+2 and Trample
8 {dash} +2/+2 and Double Strike
10 {dash} +2/+2 and Lifelink triggers a 2nd time.
Equip {3}