Rule 403
2. Make relevant choices
- 403.1 If the first part of a Triggered Ability’s effect is “you may,” or “they may,” its controller decides whether or not…
- 403.2 Make all choices required for this ability, such as targets, modes, or other relevant decisions. See rule 349. Playing…
- 403.3 If legal options are not available for an Activated Ability, it is not legal to activate it.
- 403.4 If there are not enough options to make legal choices for a Triggered Ability that has been put on the chain, remove…