Historical Rules · 27 April 2018
Rule 701.38a
Official source text from the 27 April 2018 Rules release
To exert a permanent, you choose to have it not untap during your next untap step.
Historical Rules · 27 April 2018
Official source text from the 27 April 2018 Rules release
To exert a permanent, you choose to have it not untap during your next untap step.