For example, if you tap a creature with a mana ability to pay part of the spell's web-slinging cost, you could also return that creature to your hand to pay the cost
Swords to Plowshares isn't fancy, but its efficiency is impossible to beat in Commander, and it has light color restrictions, too
To me, its a good sign when I look through my players sideboards after a draft and see cards that could, if the draft had broken differently, have been exciting and powerful cards in different decks, rather than just the least powerful cards in the cube
If it's the first combat phase of your turn, there is an additional combat phase after this phase
Its also worth noting that this isnt restricted to enchantment creatures