If you activate Fires of Mount Doom's last ability but don't play the exiled card this turn using that casting permission, Fires of Mount Doom won't deal damage to each player
It produces the creature needed to trigger itself, clearly propelling its own strategy, and later becomes a deadly threat
If two monsters are tributed, then Obelisk is allowed to destroy every monster on the opponent's field
Dex 48 Cards Most Expensive Umbreon $10,025.79 Umbreon VMAX $3,401.18 Umbreon ex $2,016.42 Distribution by Rarity
Not only is there a lot of fine-tuning that needs to happen, but the deck is extremely complex
+1/+1 counters synergy : 21 cards Benthic Biomancer, Deeproot Elite, Forerunner of the Heralds, Herald of Secret Streams, Tributary Instructor, Zegana, Utopian Speaker, Prime Speaker Zegana, Ripples of Potential, Inspiring Call, Quandrix Command, Fuel for the Cause, Wave Goodbye, Hardened Scales, Simic Ascendancy, Bred for the Hunt, Forge of Heroes, Littjara Mirrorlake, Llanowar Reborn, Novijen, Heart of Progress, Oran-Rief, the Vastwood, Nicanzil, Current Conductor As we can see we have a strong presence of +1/+1 counters strategy cards