Crystolic Potential

Yu-Gi-Oh Card: Crystolic Potential
Available from these partners:
Crystolic Potential
Type:Field Spell
Text:All "Crystron" monsters you control gain 300 ATK and DEF. Once per turn, during the End Phase: You can draw cards equal to the number of "Crystron" Synchro Monsters you Synchro Summoned this turn.
Printings: 2017 Mega-Tin Mega Pack (MP17-EN153)
Invasion: Vengeance (INOV-EN057)