Well, I can see you getting in for some good attacks with this
Where is the person on X-formerly-known-as-twitter who draws the goofy magic rules as art when I need them
If you do, create a 4/4 white Angel Warrior creature token with flying and vigilance, then attach Valkyrie's Sword to it
The Black Gate from Lord of the Rings makes mono black Gates possible
Demonic Counsel, while flavored like Demonic Tutor, requires a bit of extra work to get the game breaking benefit of searching your library for a card.You do need to have Delirium (4 different Card types in your Graveyard) to be able to search what you need akin to Traverse the Ulvenwald.Delirium can be hard to activate, even if youre running fetchlands, a mix of permanent types and some Instants and Sorceries
There are many scenarios where a creature enchanted by Pretenders Claim will either A) be blocked and have the tapping lands ability not matter, B) just be outright killed, or C) connect because the opponent wasnt going to block anyhow