Alder, Guardian of All

Vigilance, Lifelink, Menace
When Alder, Guardian of All enters the battlefield, all creatures you control gain +0/+1.

Self Sacrifice: {2}{w}{w}{u}{u}, {t} : Until the end of turn, Alder gains +0/+10. All attacking creatures attack Alder instead.
"A man without friends is like a man without a soul; empty and without purpose."