Best Mono-Red budget alternatives to Mages' Contest

Mages' Contest
$15.78 MarketCard Breakdown: Mages' Contest (Instant) is a high-demand MTG card. At $15.78, budget-conscious players can leverage vector embedding similarity to achieve similar game actions for under $5.00.
Top Vector-Ranked Budget Swaps
Illicit Auction
(Sorcery)
Each player may bid life for control of target creature. You start the bidding with a bid of 0. In turn order, each player may top the high bid. The bidding ends if the high bid stands. The high bidder loses life equal to the high bid and gains control of the creature. (This effect lasts indefinitely.)
Functions as a Sorcery alternative to Mages' Contest's Instant and costs 2 more mana to cast (5 MV). Overlaps on functional mechanics including #bid, #life-payment.
Snap Judgment
(Instant)
The player who wins this game also wins the match. (A player may concede the game at any time. If the game ends while this spell is on the stack, it never resolves.) Cycling {1}
Matches Mages' Contest's Instant card type and costs 2 more mana to cast (5 MV). Fills a similar strategic role in Commander and deck construction.
Chaotic Strike
(Instant)
Cast this spell only during combat after blockers are declared. Flip a coin. If you win the flip, target creature gets +1/+1 until end of turn. Draw a card.
Matches Mages' Contest's Instant card type and costs 1 less mana to cast (2 MV vs 3 MV). Fills a similar strategic role in Commander and deck construction.
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