Generate a field that absorbs MP
Siphon Delta is an ability for Rem that requires 6 AP and is available after learning Siphon Sphere: Time ↑. Rem generates a field that absorbs MP.
Siphon Delta: Power ↑ requires 8 AP and is available after learning Siphon Delta. It increases the power of Siphon Delta. Siphon Delta: AG ↓ requires 8 AP and is available after learning Siphon Delta. It reduces the AG cost of Siphon Delta.
Delta, Δ or δ, is a letter in the Greek alphabet, and also used as a mathematical symbol.