CardName: Resonance Ritual
Cost: 1R
Type: Sorcery
Pow/Tgh: /
Rules Text: Add {R} to your mana pool for each red mana in your mana
pool.
Flavour Text:
Set/Rarity: [Assorted] Card Repository Common
Resonance Ritual
C
Sorcery
Add to your mana pool for each red mana in your mana pool.
Source
Rituals.