Text (MM+errata): {4},{Tap}: Put a charge counter on ~this~. ; {Tap}, Remove three charge counters from ~this~: Take an extra turn after this one. [CompRules 2007/10/01]
If multiple "extra turn" effects resolve in the same turn, take them in the reverse of the order that the effects resolved. [CompRules 2002/02/20 - 300.6] See Rule 500.7.