You could only let them delay one effect at once, but that reduces the power of the ability. You could also state "you may not have more effects delayed at once than your Constitution Modifier", which is slightly simpler to my mind.
Expanded Homebrew Signature
Co-winner of the first GitP Pairs Contest.
Powered by vBulletin®Copyright © 2016 vBulletin Solutions, Inc. All rights reserved.
Usage of this site, including but not limited to making or editing a post or private message or the creation of an account, constitutes acceptance of the Forum Rules.