R-Genex Undine - Battles of Legend: Terminal Revenge (BLTR)

Once per turn: You can banish 1 "Genex" monster from your GY; this card gains that monster's Attribute, then if you banished a Tuner to activate this effect, you can treat this card as a Tuner until the end of this turn. If you control a "Genex" Synchro Monster: You can target 2 "Genex" monsters in your GY, including this card; add them to your hand, also for the rest of this turn, any card sent to your GY is banished instead.