if you build decks by color, it doesnt really matter when a card was released
The 1st Edition cards shipped only in 11-card booster packs containing seven commons, three uncommons, and one rare, and about one in every three packs held a holographic rare
Create a 2/2 green Bird creature token with "Whenever a land you control enters, this token gets +1/+0 until end of turn." If the target is illegal when Choco-Comet tries to resolve, it won't resolve and none of its effects will happen
On the other hand, you can make this work for you pretty well in the right deck, and its a reasonable ramp engine for red decks
Most commonly, they grant +1/+1 to all your other merfolk, but many do even more, like giving abilities (such as islandwalk or ward), drawing you cards, or making your spells cheaper
As card #172 in a set with 86 printed cards, it sits in the secret-rare numbering pulled less often than anything in the regular checklist