Trinisphere

Trinisphere

MTG · Darksteel · R · 154

Released 2004-02-06

$30.00

30-day forecast: $30.00

Live MTG price tracking, buyout detection, and price predictions for Trinisphere on TCG Collector Tools.

Card Text

As long as this artifact is untapped, each spell that would cost less than three mana to cast costs three mana to cast. (Additional mana in the cost may be paid with any color of mana or colorless mana. For example, a spell that would cost {1}{B} to cast costs {2}{B} to cast instead.)

Prices Across Marketplaces

TCGplayer (market) $30.00
TCGplayer (mid) $40.33
TCGplayer (low) $30.00

Price Forecast

Horizon Forecast vs Today
7 days (stable) $30.00 +0.0%
30 days (stable) $30.00 +0.0%
90 days $29.56 -1.5%
180 days $29.56 -1.5%
1 year $29.56 -1.5%

Confidence: Pattern Sniffed · Calibrated 30-day range $27.16–$32.84 · vintage card · veryLow volatility

Our Forecast Track Record

What we predicted for this card, and what actually happened. We publish misses as well as hits. Anchored 2026-04-09 · at $22.10 · 155 days ago.

Horizon We predicted Actual Error
Day 7 $23.97 $22.71 -5.3%
Day 30 $26.71 $24.85 -7.0%
Day 90 $31.85 $28.50 -10.5%

Signal Analysis

HOLD Conviction 50/100 · Target $30.00 · Range $27.00–$33.00 · over 30d

Mixed signals. Monitor for clearer direction.

Recent Price History

$30.00
$30.00
$30.00
$30.00
$30.00
$30.00
$30.00

Frequently Asked Questions

How much is Trinisphere worth?

Trinisphere is currently $30.00 on TCGplayer for the Darksteel printing. Prices update daily from live marketplace data.

Is Trinisphere going up or down in price?

Our 30-day forecast for Trinisphere is $30.00, with a stable trend (data confidence: Pattern Sniffed).

More MTG Tools