Flash When Selfless Squire enters, prevent all damage that would be dealt to you this turn. Whenever damage that would be dealt to you is prevented, put that many +1/+1 counters on Selfless Squire.
2016-11-08
Selfless Squire's first triggered ability prevents all damage that would be dealt to you this turn after the triggered ability resolves, even if Selfless Squire leaves the battlefield.
2016-11-08
Selfless Squire's second triggered ability doesn't trigger only when damage is prevented by its first triggered ability's effect. Any effect that uses the word "prevent" will cause it to trigger.