Selling cards on eBay is a great way to profit

Creatures (34) 1 Balefire Dragon 1 Silumgar, the Drifting Death 1 Atarka, World Render 1 Thunderbreak Regent 1 Dragonlord Dromoka 1 Dragonlord Ojutai 1 Hellkite Courser 1 Realmwalker 1 Goldspan Dragon 1 Old Gnawbone 1 Iymrith, Desert Doom 1 Dragonborn Champion 1 Lozhan, Dragons' Legacy 1 Fang Dragon 1 Korlessa, Scale Singer 1 Renari, Merchant of Marvels 1 Emerald Dragon 1 Crystal Dragon 1 Ganax, Astral Hunter 1 Sapphire Dragon 1 Ancient Copper Dragon 1 Wrathful Red Dragon 1 Miirym, Sentinel Wyrm 1 Draconic Muralists 1 Ancient Gold Dragon 1 Young Blue Dragon 1 Scaled Nurturer 1 Sword Coast Serpent 1 Reckless Barbarian 1 Patron of the Arts 1 Two-Headed Hellkite 1 Rith, Liberated Primeval 1 Zurgo and Ojutai 1 Guardian Scalelord Lands (40) 7 Forest 1 Plains 1 Reflecting Pool 1 Swamp 7 Mountain 2 Island 1 Murmuring Bosk 1 Jungle Shrine 1 Savage Lands 1 Exotic Orchard 1 Command Tower 1 Sandsteppe Citadel 1 Crucible of the Spirit Dragon 1 Haven of the Spirit Dragon 1 Path of Ancestry 1 Unclaimed Territory 1 Fabled Passage 1 Zagoth Triome 1 Ketria Triome 1 Indatha Triome 1 Rejuvenating Springs 1 The World Tree 1 Rockfall Vale 1 Secluded Courtyard 1 Ziatora's Proving Ground 1 Spara's Headquarters 1 Jetmir's Garden Spells (25) 1 Swords to Plowshares 1 Sol Ring 1 Arcane Denial 1 Nature's Lore 1 Three Visits 1 Greater Good 1 Hull Breach 1 Farseek 1 Negate 1 Nature's Claim 1 Crux of Fate 1 Reality Shift 1 Dragon Tempest 1 Painful Truths 1 Sylvan Reclamation 1 Dragon's Hoard 1 Deafening Clarion 1 Rhythm of the Wild 1 Return to Nature 1 Garruk's Uprising 1 Stinging Study 1 Jade Orb of Dragonkind 1 Contraband Livestock 1 Breath Weapon 1 Up the Beanstalk Here are the deck stats from our friends at Archidekt: Sharp-eyed observers may be looking at this and realizing its not the sort of disciplined mana curve that I usually show in my deckbuilding

9 Silumgar, The Drifting Death This card is another version of Dragonlord Silumgar, though its effect is more similar to those of Ojutai and Dromoka from earlier in that it triggers when you go to attacks
Theres no downside to buying the precon if you want it
Four mana for a card that does nothing on its own is also too high of an investment for a competitive format
With it, it's easier to pinpoint a few takeaways that your deck may need: Number of lands Adding or subtracting cards Replacing card types for cheaper versions that fit better in the curve This may be confusing initially, but so lets go in depth on how to calculate a mana curve that fits your deck needs