For both of those conditions, you'll be hoping that the coin lands on heads
That works out to about $3.42 per pack before tax, which is a strong price for a sealed box from one of MTGs most popular trading card sets
Tooth and Nail is a good example of entwine done right
I often see people board down to ten dredge cards, which I dislike, as the two-mana enablers rely on you to have a dredge card in your hand to discard, and youre often sideboarding out an Otherworldly Gaze as well, which acts as a way to find dredge cards when you dont have one in your opening hand
You can only Special Summon "Spright Carrot" once per turn this way
My opinion did slightly change on Cecil, Dark Knight because I dont have a Deaths Shadow archetype in my cube (which is hard to do in singleton) but someone did draft a pretty sweet deck that technically went undefeated in the swiss rounds (going 3-0) but lost to me, (who sat out since we had an odd number of drafters - I ended up going 2-0 from playing that player and someone else.) This was the deck: Ive also posted it on Moxfield