50th Kamen Rider Black RX

== Gallery ==
K50th SPR Black RX.jpg|K50thSP Rare Version 
50th Black RX FA.jpg|Full Art by Masked(https://twitter.com/r5WitWG0y8Poz0K/status/1439423051548934149)
Category:"50th"-named
Category:When summoned
Category:When advents
Category:When attacks
Category:"Ace"-named
Category:Either Attack Step
Category:Add symbol
Category:Return spirit
Category:Exhaust spirit
Category:Return to bottom of deck
Category:Cores can't be moved
Category:Cost reduction 4
Category:Masked
Category:1 core at level 1
Category:3 cores at level 2
Category:6 cores at level 3
Category:Return exhausted
Category:"Rider"-named
Category:BP 10000 at level 1
Category:BP 15000 at level 2
Category:BP 20000 at level 3