Players can't gain life.
Celebration — At the beginning of your end step,
createTo create one or more tokens with certain characteristics, put the specified number of tokens with the specified characteristics onto the battlefield.
If a replacement effect applies to a token being created, that effect applies before considering any continuous effects that will modify the characteristics of that token. If a replacement effect applies to a token entering the battlefield, that effect applies after considering any continuous effects that will modify the characteristics of that token.
Previously, an effect that created tokens instructed a player to “put [those tokens] onto the battlefield.” Cards that were printed with that text have received errata in the Oracle card reference so they now “create” those tokens. (CR 701.7) a
Food tokenA colorless artifact token: , tap, sacrifice it to gain 3 life. (CR 111.10). If two or more nonland permanents entered the battlefield under your control this turn, instead conjure a card named
FoodA colorless artifact token: , tap, sacrifice it to gain 3 life. (CR 111.10) FightA spell or ability may instruct a creature to fight another creature or it may instruct two creatures to fight each other. Each of those creatures deals damage equal to its power to the other creature.
If one or both creatures instructed to fight are no longer on the battlefield or are no longer creatures, neither of them fights or deals damage. If one or both creatures are illegal targets for a resolving spell or ability that instructs them to fight, neither of them fights or deals damage.
If a creature fights itself, it deals damage to itself equal to twice its power.
The damage dealt when a creature fights isn’t combat damage. (CR 701.14) onto the battlefield.