When Witching Well enters the battlefield, scry 2. (Look at the top two cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)
, Sacrifice Witching Well: Draw two cards.

When Wolfrider's Saddle enters the battlefield, create a 2/2 green Wolf creature token, then attach Wolfrider's Saddle to it.
Equipped creature gets +1/+1 and can't be blocked by more than one creature.
Equip (: Attach to target creature you control. Equip only as a sorcery.)

When Woodweaver's Puzzleknot enters the battlefield, you gain 3 life and get (three energy counters).
, Sacrifice Woodweaver's Puzzleknot: You gain 3 life and get .

Workhorse enters the battlefield with four +1/+1 counters on it.
Remove a +1/+1 counter from Workhorse: Add .

Worn Powerstone enters the battlefield tapped.
: Add .