Hydras are one of the coolest creatures in mythology and Magic has done a great job of representing them over the years
What really put Solitude over the top for me, though, was its role in the banworthy Initiative decks that plagued Legacy and even continue to make waves in Vintage
How to Create Your Perfect Meme Not sure where to start
All of History, All at Once Coward // Killer Rotating Fireplace The Girl in the Fireplace The Parting of the Ways The Tenth Doctor The Wedding of River Song Time Beetle Wibbly-wobbly, Timey-wimey There's also one Planechase card, Amy's Home: Best Time Travel Cards Time travel is a support mechanic (it's pretty useless without other cards that care about time counters), and certainly not the most powerful out there
In other games you could jump out to 30, 40 or even more life
Here is a list of the most powerful to the most unplayable of the dual land cycles in all of Magic