Its about atmosphere, composition, and emotional impact
If you want to play a variant of RG Monsters that involves plenty of Dragons and gives you access to both white cards and some game-ending Dragons, this is the deck for you
Based on the latest market prices tracked on TCG Stacked, Temur Sabertooth is worth about $2.59 USD for a regular copy and $5.55 USD for a foil copy
Well, with the Whir, you dont spend the initial cost on the first artifact to sacrifice, but you spend the mana to fetch up the card, minus any improvise you have available
Next, these are the five cards that gained the most value in the past 30 days after starting with a Market Price over $40
Like I already said these arent exact numbers, but it should give you some guidance on what your deck needs