The first is a triggered ability: "When this permanent enters the battlefield, target player may search their library for a card named [name], reveal it, put it into their hand, then shuffle." Note that the target player searches their library (which may be affected by effects such as that of Stranglehold) and that the card they find is revealed, even though these words aren't included in the ability's reminder text
UR07 Growing Nitro-Potion R Enchant Creature Red During your upkeep put a growth counter on CARDNAME
But from what Rosewater wrote on his blog, impending is a 6 in the Storm Scale, an informal scale which goes from 1 to 10 and which Rosewater uses to communicate how likely it is for a mechanic to return in a future set (1 being extremely likely, 10 being very little chance)
(To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.) Sorcery Color tag templates(None) Sea Gate Restoration Draw cards equal to the number of cards in your hand plus one
