Tiger/Aquarius and Rat/Libra land at 91-96%, a fully cross pairing that hums from the start: a bustling ball of cerebral energy meets one of the brightest, most scintillating personalities in the whole DoubleSign zodiac.
Rat/Libra takes Love with a capital L seriously and bathes its partners in childlike charisma. Tiger/Aquarius, forever busy with self-invented projects, needs a lover who can teach it how to relax, and the Rat's whirlwind of warmth and wit is exactly the relaxation it can tolerate: entertaining, affectionate, never still.
Both are broadcasters, the Rat with sparkling me-isms, the Tiger with restless schemes, so the airwaves stay gloriously full. Listening takes practice, but neither ever finds the other boring, which for these two is the truer currency.
Friction shows when the Tiger's unproductive busywork eats the hours the Rat wanted for romance, or when the Rat's barrage of self-reference wears thin. The Rat's extra-sensitive skin also bruises easily under offhand Tiger bluntness.
Rat/Libra teaches Tiger/Aquarius that time spent on affection is not time wasted. Tiger/Aquarius gives Rat/Libra a partner too busy to play games, whose devotion is proven in motion rather than speeches.
At 91-96%, Tiger/Aquarius and Rat/Libra are a natural match: two live wires whose sparks feed the same fire, so long as somebody occasionally sits still to be adored.