Aries

Effects

• +0.25 speed.
  • (Removed in Repentance) Also affects maximum speed (may never exceed 2.0).
• (Removed in Repentance) Running into enemies while at a high speed will deal 18 damage.
• (Added in Repentance) Running into enemies while at a high speed will deal 25 damage.
  • At least 0.85 speed is required to be able to move quickly enough.
  • (Added in Repentance) Moving at this speed also prevents contact damage.

Synergies

• (Added in Repentance) (Added in Afterbirth) Serpent's Kiss: Allows Isaac to poison enemies without needing to take a hit, allowing for an impressive amount of (Black Heart) Black Hearts to be collected.
• (Added in Repentance) (Tainted Forgotten) Tainted Forgotten: Throwing the skeleton will deal 80 damage on contact.
• (Added in Repentance) (Tainted Magdalene) Tainted Magdalene's hugs stack with Aries, dealing insane combined contact damage to enemies. This also makes T. Magdalene invulnerable at high speeds, whilst still generating a decent amount of red hearts.