mtg woe collector booster box Magic the Gathering Wilds of Eldraine Set 6-Box Case and a full A Wild Set For Sure!

The mana reduction here doesn't solve the clunkyness of this style of card

Noble Knights of the Round Table Noble Knights of the Round Table 3+: Send 1 "Noble Knight" card from your Deck to the GY

Azors Gateway / Sanctum of the Sun I recall people losing their minds over Sanctum of the Sun when it was revealed, but as appealing as it is to tap a single land for 30-40 mana, its actually appropriately gated behind the Azor's Gateway mini-game

Note that relying on Tachyon Cloudragon to replenish material is vulnerable to GY disruption

While not the most pratical of strategies, this stage 2 deck has a lot of interesting tools and techs to help you out, including the always powerful Lillies Clefairy ex which you can use to OHKO dragon types