Guinsoo's Rageblade

+35 Attack Damage
+50 Ability Power
+25% Attack Speed

Passive: Basic attacks deal an additional 15 magic damage on hit.
UNIQUE Passive: Basic attacks grant +8% Attack Speed, +3 Attack Damage, and +4 Ability Power for 5 seconds (stacks up to 6 times). While you have 6 stacks, gain Guinsoo's Rage.

Guinsoo's Rage: Every other basic attack will trigger on hit effects an additional time.